Roger Dubuis, Ref. 87300 DBEX0451 Excalibur 42, (c.) 2022

Brand Roger Dubuis, Geneva
Model “Excalibur 42”
Year circa 2022
Reference 87300 / DBEX0451
Movement No. 3 086
Calibre RD 681, 44 jewels
Case No. O071CD
Material/s stainless steel
Bracelet stainless steel RD bracelet
Buckle stainless steel RD double folding deployant clasp
Dimensions Ø 42 mm.
49.3 x 42.7 mm.
Ø 43 mm. (bezel)
Thickness 12.6 mm.
Length 190 mm. (approx.)
Weight 165 gr. (approx.)
Signature dial, case and movement
Accessories original fitted box, Certificate of origin, COSC

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Roger Dubuis
Ref. 87300 / DBEX045, large, chronograph, minute counter, date, silver dial; “Excalibur 42”; stainless steel

Stainless steel, self-winding, round-shaped, large gentleman’s wristwatch, with subsidiary seconds at 9 o’clock and three horological complications:
• 1/8 second chronograph with rectangular-shaped push-pieces
• Half-instantaneous 30-minute counter (subsidiary dial at 3 o’clock)
• Half-instantaneous date of the month (aperture at 6 o’clock)

Case: three-piece, polished and satin-finished, water-resistant with sapphire-crystal case-back screwed by four screws, satin-finished “RD”-logo screwed winding-crown,

Dial: silver colour, “sunburst”, with large radiating Roman numerals; stainless steel “Dauphine” hands.

Movement: calibre RD 681, 44 jewels, micro-rotor and “Poinçon de Genève” (Geneva Quality Hallmark or Geneva seal), COSC chronometer certification.

Elegance fine F
Rarity rare R
Case very good 8 / 10
Dial as new 10 / 10
Movement as new 10 / 10
Expert opinion very good